The sentence is i am not unmindful that some of you have come here out of great trials and tribulations.
Answer:
When you are prepared it will be more simple to solve your problems, like a fire drill. If you are not prepared for it you will die (unless you have very good luck) or like a test, when you prepare for a test you will most likely get a good grade but when you don't study be prepared for a bad grade.
Hope this helps ;)
Hi, could you elaborate on the question?
A Metaphor is being used in the following statement, "They craved for freedom".